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rays

/rey/US // reɪ //UK // (reɪ) //

射线,光线,光芒,辐射

Related Words

Definitions

n.名词 noun
  1. 1
    • : a narrow beam of light.
    • : a gleam or slight manifestation: a ray of hope.
    • : a raylike line or stretch of something.
    • : light or radiance.
    • : a line of sight.
    • : Physics, Optics. any of the lines or streams in which light appears to radiate from a luminous body.the straight line normal to the wave front in the propagation of radiant energy.a stream of material particles all moving in the same straight line.
    • : Mathematics. one of a system of straight lines emanating from a point.Also called half-line .the part of a straight line considered as originating at a point on the line and as extending in one direction from that point.
    • : any of a system of parts radially arranged.
    • : Zoology. one of the branches or arms of a starfish or other radiate animal.one of the bony or cartilaginous rods in the fin of a fish.
    • : Botany. ray flower. one of the branches of an umbel.vascular ray. the marginal part of the flower head.
    • : Astronomy. one of many long, bright streaks radiating from some of the large lunar craters.
    • : a prominent upright projection from the circlet of a crown or coronet, having a pointed or ornamented termination.
v.无主动词 verb
  1. 1
    • : to emit rays.
    • : to issue in rays.
v.有主动词 verb
  1. 1
    • : to send forth in rays.
    • : to throw rays upon; irradiate.
    • : to subject to the action of rays, as in radiotherapy.
    • : Informal. to make a radiograph of; x-ray.
    • : to furnish with rays or radiating lines.

Synonyms & Antonyms

Examples

  • The SunSprite has a UV sensor, which warns you when the rays get intense enough to cause sunburn.

  • According to recent studies, 80 percent of skin aging is a result of UV rays.

  • Studies revealed that exposure to harmful UV rays could cause wrinkles and other signs of aging, as well as skin cancer.

  • Luqman explained that they represented the sun shining down on Earth, facets mimicking rays of light.

  • All of these instruments orbit Earth, beyond the atmosphere that blocks X-rays and most ultraviolet light.

  • Still a-shiver at dawn, I saddled up and loped for the crest of the nearest divide to get the benefit of the first sun-rays.

  • The rays of the ascending sun were bright upon it: and the superb palace of the Spanish kings shone in its fullest splendour.

  • He was a good Eastern scholar, but the dull rays of a small oil lamp were not helpful in a task always difficult to English eyes.

  • We passed several large sting-rays asleep on the surface of the sea, which our people ineffectually endeavoured to harpoon.

  • And as she spread her fingers five little rosy rays came out of each sleeve.